Re: Important Information About Mobile 1 Synthetic Motor Oil For Mach 1's
Quote:
Originally Posted by whitegt46
anyone who uses 5w-20 is asking for engine trouble. 5w-30 is the way to go
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Another reason Ford says to use 5w20 is so oil reaches the cam journals quickly. The tolerances are tight on those journals. Do what you want though.
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2003 Azure Blue Mach 1
Build Date: May 12, 2003
Mods: Aircharger, Borla Stinger cat- back, PHP intake spacer
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